The Patient Has Recent Bilateral, Above-The-Knee Amputations and Has Developed

The patient has recent bilateral, above-the-knee amputations and has developed C. difficile diarrhea. What assessments should the nurse use to detect ECV deficit in this patient? (Select all that apply.)

A) Test for skin tenting.
B) Measure rate and character of pulse.
C) Measure postural blood pressure and heart rate.
D) Check Trousseau's sign.
E) Observe for flatness of neck veins when upright.
F) Observe for flatness of neck veins when supine.